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Glossary of Entomology - Insects Terms
beginning with letter B
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Baltimore Tweet Definition of Baltimore Like Definition of Baltimore on Facebook
proper noun 
  1. A city in central Maryland, USA
beak Tweet Definition of beak Like Definition of beak on Facebook
  1. A rigid structure projecting from the front of a bird's face, used for pecking, grooming and for eating food.
  2. A similar structure forming the jaws of an octopus.
  3. (nautical) The metal point fixed on the bows of a war galley, used as a ram.
  4. (slang) A justice of-peace, or magistrate. Also a judge or chairman who presides in court.
He's up before the beak again tomorrow.
I clapp'd my peepers full of tears, and so the old beak set me free; I began to weep, and the judge set me free.
  1. (slang) The human nose, especially one that is large and pointed.
bedbug Tweet Definition of bedbug Like Definition of bedbug on Facebook
  1. Small nocturnal insects of the family Cimicidae that feed on the blood of humans and other warm-blooded hosts.
bee Tweet Definition of bee Like Definition of bee on Facebook
  1. A flying insect, of the order Hymenoptera, superfamily Apoidea.
  2. A contest, especially for spelling, see spelling bee.
  3. A gathering for a specific purpose, e.g. a sewing bee or a quilting bee.
  4. The letter b.
verb (infl, en, verb)
  1. Archaic spelling of the verb be.
    • Quotations
      1604 Reverend Cawdrey Table Aleph: held that a "Nicholaitan is an heretike, like Nicholas, who held that wiues should commmon to all alike."
beehive Tweet Definition of beehive Like Definition of beehive on Facebook
  1. A structure or receptacle, typically made of straw, forming the home of bees.
  2. A similar man-made structure in which bees are kept for their honey.
  3. (figuratively) Any place full of activity, or in which people are very busy.
  4. A women's hairstyle, popular in the 1960s, in which long hair is styled into a hive-shaped form on top of the head and usually held in place with lacquer.
  5. A type of ammunition round containing flechettes, and characterised by the buzzing sound made as they fly through the air.
    • 2005: By the time it was over, Stone had been blown thirty feet through the air by a round as he was running across a field, knocked out by the concussion of the blast. " Martin Torgoff, Can't Find My Way Home (Simon & Schuster 2005, p. 179)
      1. The Beehive: the New Zealand Government
beetle Tweet Definition of beetle Like Definition of beetle on Facebook
  1. Any of numerous species of insect in the order Coleoptera characterized by a pair of hard, shell-like, front wings which cover and protect a pair of rear wings when at rest.
  2. A type of mallet with a large wooden head.
  3. Nickname of two models of car made by w:Volkswagen, Volkswagen.
blue Tweet Definition of blue Like Definition of blue on Facebook
noun (wikipedia, Blue, Blue (colour))
  1. (colorbox, blue) The colour of the clear sky or the deep sea, between green and violet in the visible spectrum, and one of the primary additive colours for transmitted light; the colour obtained by subtracting red and green from white light using magenta and cyan filters.
  2. (context, snooker) One of the colour balls used in snooker with a value of 5 points.
verb (blues, blueing or bluing, blued)
  1. (transitive) To make .
  2. (transitive) (context, Metallurgy) To treat the surface of steel so that it is passivated chemically and becomes more resistant to rust.
See Wikipedia article on bluing steel: (w, bluing (steel))
  1. (intransitive) To turn .
adjective (blu, er)
  1. Of the colour blue.
  2. (colloquial)(nautical) depressed, Depressed, melancholic, sad. The phrase "feeling blue" was coined from a custom among old deepwater ships to fly blue flags or have a blue band painted along the hull if the vessel lost a captain or officers during a voyage.
  3. (colloquial)(context, entertainment) pornographic, Pornographic.
  4. (US, politics) Of states or other political entities, tending to vote for the Democratic Party.
Many of the traditionally states are on the east and west coasts.
Congress turned in the mid-term elections.
  1. (rfv-sense) (US, politics) Of or pertaining to the Democratic Party.
a advertisement
  1. (astronomy) of the higher-frequency region of the part of the electromagnetic spectrum which is relevant in the specific observation.
bluebottle Tweet Definition of bluebottle Like Definition of bluebottle on Facebook
  1. Any of various blowfly, blowflies of the genus Calliphora that have an iridescent metallic-blue body and make a loud buzzing noise whilst flying.
  2. Various marine creatures of the order Physalia, such as Physalia physalis the Portuguese Man o' War.
body louse Tweet Definition of body louse Like Definition of body louse on Facebook
  1. A parasitic insect, Pediculus humanus corporis, that infests the body and clothes of humans and feeds on blood.
bombardier beetle Tweet Definition of bombardier beetle Like Definition of bombardier beetle on Facebook
  1. (insect) A beetle whose defence mechanism enables it to eject a hot aqueous mixture of chemicals at predators. They come from a number of subfamilies: Carabinae (e.g., Brachinus crepitans), Metriinae (e.g., Stenaptinus insignis) and Paussinae (e.g., Goniotropis nicaraguensis).
bookworm Tweet Definition of bookworm Like Definition of bookworm on Facebook
noun (plural bookworms)
  1. Any of various insects that infest books.
  2. an avid book reader
bot Tweet Definition of bot Like Definition of bot on Facebook
  1. The larva of a bot fly, which infests the skin of various mammals, producing warbles.
  1. (context, UK, slang) To bugger
  2. (context, colloquial, Australian English) To ask for and be given something with the direct intention of exploiting that thing"s usefulness, almost exclusively with cigarettes.
    Can I a smoke?
    Jonny always bots off me. I just wish he"d get his own pack.
botfly Tweet Definition of botfly Like Definition of botfly on Facebook
noun (botfl, ies)
  1. A dipterous insect of the family Oestridae, some of which are particularly troublesome to domestic animals on which they deposit their eggs.
bristletail Tweet Definition of bristletail Like Definition of bristletail on Facebook
noun (plural or bristletails)
  1. Any of various small active insects of the order Thysanura, that have two or three bristles at the end of their abdomen and that do not have wings.
Bug Tweet Definition of Bug Like Definition of Bug on Facebook
proper noun 
  1. the Bug River, flowing northwest 450 mile, mi. between Belarus and Poland.
  2. the Bug River in the Ukraine, flowing 530 mile, mi. to the Dnieper estuary.
bumblebee Tweet Definition of bumblebee Like Definition of bumblebee on Facebook
  1. Any of several species of large bee in the genus Bombus.
butterfly Tweet Definition of butterfly Like Definition of butterfly on Facebook
noun (butterflies)
  1. (insect) A flying insect of the order Lepidoptera, distinguished from moths by their diurnal activity and generally brighter colouring.
  2. A swimming stroke in which the body is prone, the arms are moved in simultaneous circles, and the feet are kicked up and down.
  3. A use of surgical tape, cut into thin strips and placed across an open wound to hold it closed.
verb (butterfl, i, ed)
  1. To cut almost entirely in half and spread the halves apart, in a shape suggesting the wings of a butterfly.
butterflied shrimp
  1. To cut strips of surgical tape or plasters into thin strips, and place across a gaping wound to close it.

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