rigid shell
1Shell (projectile) — This article is about the artillery projectile. For the small arms ammunition, see Shotgun shell. Some sectioned shells from the First World War. From left to right: 90 mm fragmentation shell, 120 mm pig iron incendiary shell, 77/14 model 75 mm… …
2shell — I. noun Etymology: Middle English, from Old English sciell; akin to Old English scealu shell, Old Norse skel, Lithuanian skelti to split, Greek skallein to hoe Date: before 12th century 1. a. a hard rigid usually largely calcareous covering or… …
3shell — n. [A.S. scell, shell] A hard, rigid, calcareous or chitinous structure covering an animal or part of an animal …
4hard-shell — adjective a) Having a rigid shell b) Refusing to compromise; confirmed or deep rooted …
5Grooved carpet shell — Taxobox name = Ruditapes decussatus regnum = Animalia phylum = Mollusca classis = Bivalvia ordo = Veneroida familia = Veneridae genus = Ruditapes species = R. decussatus binomial = Ruditapes decussatus binomial authority = L., 1758The grooved… …
6hard-shell crab — noun edible crab that has not recently molted and so has a hard shell • Hypernyms: ↑crab * * * noun also hard shelled crab : a crab that has not recently shed its shell and hence has the shell rigid used chiefly of edible crabs (as the blue crab) …
7hard-shell — hard′ shell′ adj. Also, hard′ shelled′. 1) having a firm, hard shell, as a crab in its normal state; not having recently molted 2) rigid or uncompromising 3) zool. hard shell crab • Etymology: 1790–1800 …
8Button shell — Button But ton, n. [OE. boton, botoun, F. bouton button, bud, prop. something pushing out, fr. bouter to push. See {Butt} an end.] 1. A knob; a small ball; a small, roundish mass. [1913 Webster] 2. A catch, of various forms and materials, used to …
9Screw shell — Screw Screw (skr[udd]), n. [OE. scrue, OF. escroue, escroe, female screw, F. [ e]crou, L. scrobis a ditch, trench, in LL., the hole made by swine in rooting; cf. D. schroef a screw, G. schraube, Icel. skr[=u]fa.] 1. A cylinder, or a cylindrical… …
10hard-shell — /hahrd shel /, adj. 1. Also, hard shelled. 2. having a firm, hard shell, as a crab in its normal state; not having recently molted. 3. rigid or uncompromising. n. 4. See hard shell crab. [1790 1800] * * * …
