All Words Glossary

Glossary of Biological Terms
beginning with letter M
Browse the Biological Glossary
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 

macroevolution Tweet Definition of macroevolution Like Definition of macroevolution on Facebook
  1. large-scale patterns or processes in the history of life, including the origins of novel organismal designs, evolutionary trends, adaptive radiations and extinctions
malacology Tweet Definition of malacology Like Definition of malacology on Facebook
  1. (context, zoology) the study of molluscs
Man Tweet Definition of Man Like Definition of Man on Facebook
proper noun 
  1. The genus Homo.
member Tweet Definition of member Like Definition of member on Facebook
  1. One who officially belongs to a group.
  2. A limb.
  3. The penis.
  4. (logic) One of the propositions making up a syllogism.
  5. (settheory) An element of a set.
metabolic Tweet Definition of metabolic Like Definition of metabolic on Facebook
  1. Of or pertaining to metamorphosis; pertaining to, or involving, change.
  2. Of or pertaining to metabolism; as, metabolic activity; metabolic force.
microbiology Tweet Definition of microbiology Like Definition of microbiology on Facebook
  1. (biology) The branch of biology that deals with microorganisms, especially their effects on man and other living organisms.
microevolution Tweet Definition of microevolution Like Definition of microevolution on Facebook
  1. small-scale changes in the history of life, such as changes in allele frequencies in a population (over a few generations); also known as change at or below the species level.
Includes corruptions, deletions and variations in genetic information but not the creation of new data.      
modification Tweet Definition of modification Like Definition of modification on Facebook
  1. the act or result of modifying or the condition of being modified
  2. an alteration or adjustment to something
  3. a change to an organism as a result of its environment that is not transmissable to offspring
  4. (linguistics) a change to a word when it is borrowed by another language
  5. (linguistics) the change undergone by a word when used in a construction (for instance am => 'm in I'm)
Monera Tweet Definition of Monera Like Definition of Monera on Facebook
proper noun 
  1. (historical) a former taxonomic kingdom, within domain Prokaryota - the bacteria, blue-green algae and archebacteria
moniliform Tweet Definition of moniliform Like Definition of moniliform on Facebook
  1. Having a form resembling a string of beads, where the component parts or segments are more or less uniform in size and are spherical or rounded in shape.
morphology Tweet Definition of morphology Like Definition of morphology on Facebook
noun (morphologi, es, -)
  1. (countable) The form and structure of something.
  2. (countable) A description of the form and structure of something.
  3. (uncountable) A scientific study of form and structure, usually without regard to function.
  4. (geology) The study of the structure of rocks and landforms.
  5. (biology) The study of the form and structure of animals and plants.
  6. (linguistics) The study of the internal structure of words.
motile Tweet Definition of motile Like Definition of motile on Facebook
  1. (biology) having the power to move spontaneously
    • 1993: It seemed to him that, if there were a Holy Trinity as the churches taught, this must be unified through a manner of capillary action, Father merging into Son and both into Holy Ghost. So God is as the blood is. " Anthony Burgess, A Dead Man in Deptford
  2. (psychology) of, or related to those mental images that arise from the sensations of bodily movement and position
mount Tweet Definition of mount Like Definition of mount on Facebook
  1. A mountain, as in Mount Everest
  2. A horse used to ride on, unlike a draught horse
The rider climbed onto his .
  1. The number of riders in a cavalry unit or division
The General said he has 2,000 mounts.
  1. To go up; climb; ascend: to mount stairs.
    • Antonym: dismount
      The rider mounted his horse.
      1. To attach an object to a support, as to mount a mailbox on a post
    • Antonym: demount
      1. (computing) To attach a drive or device to the directory structure in order to make it available to the operating system.
    • Antonyms: usually unmount, sometimes dismount, rarely demount
      1. To get on top of an animal to mate.
      2. (slang) to have sexual intercourse with someone, something.
    • Synonyms - see WikiSaurus:sexual intercourse
      1. To begin a military assault
      The General gave the order to the attack.

Browse the Dictionary

  Words Starting With:
  Words Ending With:
  Words Containing:
  Words That Match:

 Translate Into:
Dutch   French   German
Italian   Spanish
    Show results per page.

Allwords Copyright 1998-2024 All rights reserved.