comb

1. (n) A toothed implement: 2. (n) A toothed implement for grooming the hair or (formerly) for keeping it in place. 3. (v) (transitive, especially of hair or fur) To groom with a toothed implement, especially a comb. 4. (v) (transitive) To search thoroughly as if raking over an area with a comb. 5. (n) The toothed plate at the top and bottom of an escalator that prevents objects getting trapped between the moving stairs and fixed landings. 6. (n) A toothed tool used for chasing screws on work in a lathe; a chaser. 7. (n) A structure of hexagon cells made by bees for storing honey; honeycomb. 8. (n) A crest: 9. (n) A fleshy growth on the top of the head of some birds and reptiles; crest. 10. (n) (by extension) A crest (of metal, leather, etc) on a piece of armor, especially on a helmet. 11. (n) (algebraic geometry) A connected and reduced curve with irreducible components consisting of a smooth subcurve (called the handle) and one or more additional irreducible components (called teeth) that each intersect the handle in a single point that is unequal to the unique point of intersection for any of the other teeth. 12. (n) The curling crest of a wave; a comber. 13. (v) (transitive) To separate choice cotton fibers from worsted cloth fibers. 14. (n) A machine used in separating choice cotton fibers from worsted cloth fibers. 15. (n) The collector of an electrical machine, usually resembling a comb. 16. (n) A toothed plate used for creating wells in agar gels for electrophoresis. 17. (n) (weaving) A toothed wooden pick used to push the weft thread tightly against the previous pass of thread to create a tight weave. 18. (n) (music) The main body of a harmonica containing the air chambers and to which the reed plates are attached. 19. (n) A former, commonly cone-shaped, used in hat manufacturing for hardening soft fibre. 20. (n) An old English measure of corn equal to the half quarter. 21. (v) (nautical, intransitive) To roll over, as the top or crest of a wave; to break with a white foam, as waves. 22. (v) (naval, transitive) To turn a vessel parallel to (the track of) (a torpedo) so as to reduce one's size as a target. 23. (n) One of a pair of peculiar organs on the base of the abdomen in scorpions, with which they comb substrate. 24. (n) The notched scale of a wire micrometer. 25. (n) The top part of a gun’s stock. 26. (n) (Cornwall, mining, obsolete) A kind of vertical plate in a lode. 27. (n) Alternative form of combe. [A valley, often wooded and often with no river] 28. (n) (dialectal) Alternative form of coomb. [An old English measure of corn (e.g., wheat), equal to half a quarter or 4 bushels.] 29. (n) (rare) Abbreviation of combination. [The act of combining, the state of being combined or the result of combining.]