| kerf |
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noun (plural: kerfs)
- a groove or slit in a material caused by cutting; an incision
- 1999: They pass through a cleft that has been made across a low range of hills, like a in the top of a log, and enter into a lovely territory of subtly swelling emerald green fields strewn randomly with small white capsules that he takes to be sheep. " Neal Stephenson, Cryptonomicon
| | | key |
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noun
- An object designed to open and close a lock.
- An object designed to fit between two other objects (such as a shaft and a wheel) in a mechanism and maintain the orientation between them.
- A crucial step or requirement.
- the to solving this problem...
- the to winning this game
- A guide explaining the symbols or terminology of a map or chart.
- The says that A stands for the accounting department.
- One of several small, usually square buttons on a typewriter or computer keyboard, most of which generally correspond to a particular character.
- Press the Escape .
- One of a number of rectangular moving parts on a piano or musical keyboard, each causing a particular sound or note to be produced.
- One of various levers on a musical instrument used to select notes, such as a lever opening a hole on a woodwind.
- (music) A hierarchical scale of musical notes on which a composition is based
- the of B-flat major
- A device used to transmit Morse code.
- (cryptography) A piece of information (e.g. a passphrase) used to encode or decode a message or messages.
- (computing): In a database, a field of a relation constrained to be unique.
- (computing): In a database, a field in a record that is used as a search argument (but is not necessarily unique).
- (computing): A value that uniquely identifies an entry in an associative array.
- (basketball): The free-throw lane together with the circle surrounding the freethrow line, the freethrow lane having formerly been narrower, giving the area the shape of a skeleton key hole.
- He shoots from the top of the .
- (slang): kilogram
verb
- To fit (a lock) with a key.
- To fit (pieces of a mechanical assembly) with a key to maintain the orientation between them.
- (telegraphy and radio telegraphy) To depress (a telegraph key).
- (radio) To operate (the transmitter switch of a two-way radio).
- (computing): (more usually to key in) To enter (information) by typing on a keyboard or keypad.
- Our instructor told us to in our user IDs.
- (colloquial) To use a key as a tool of convenience.
- He keyed the car that had taken his parking spot.
adjective
- Indispensable.
- He is the player for his soccer team.
- He is the witness.
- Important, salient.
- She makes several points
| | keyhole |
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noun - The hole in a lock where the key is inserted and turns
| | keystone |
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noun
- (architecture) The top stone of an arch.
| | knee |
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noun
- In humans, the joint in the middle part of the leg.
- Jessica was wearing shorts, so she skinned her exposed knees when she fell.
- (skeleton) The joint, or region of the joint, between the thigh and leg.
- (anatomy) In the horse and allied animals, the carpal joint, corresponding to the wrist in humans.
- (shipbuilding) A piece of timber or metal formed with an angle somewhat in the shape of the human knee when bent.
- Quotations
- 1980: Deck beams were supported by hanging knees, triangular pieces of wood typically found underneath the timbers they are designed to support, but in this case found above them. — Richard W. Unger, The Ship in the Medieval Economy 600-1600, page 41.
- An act of kneel, kneeling, especially to show respect or courtesy.
- Give them title, knee, and approbation. Shak.
- Any knee-shaped item or sharp angle in a line, "the knee of a graph", an inflection point
| | knob |
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noun
- A rounded protuberance, handle, or control switch.
- (geography) A prominent rounded hill.
- A rounded ornament on the hilt of an edged weapon; a pommel.
- (slang) The penis.
- (slang) (pejorative) A contemptible person.
verb (knobs, knobbing, knobbed, knobbed)
- (slang) To have sex with.
| | knobble |
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noun (plural knobbles)
- A small knob.
| | knockdown |
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noun
- An act of knocking down or the condition of being knocked down.
- An overwhelming blow.
- (genetics) A genetically modified organism that carries one or more genes in its chromosomes that has been made less active or had its expression reduced.
- (genetics) The use of a reagent such as an oligonucleotide with sequence complementary to an active gene or its mRNA transcript, to interfere with the expression of said gene.
- (nautical) The condition of a sailboat being pushed abruptly to horizontal, with the mast parallel to the water surface.
adjective - powerful enough to overwhelm or knock down
- reduced in price
| | knuckle |
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noun
- Any of the joints between the bones of the fingers.
- By extension of (1) a mechanical joint.
- A cut of meat.
- (context, sports, billiards, snooker, pool) The curved part of the cushion at the entrance to the pockets on a cue sports table.
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