n.
In two,
a. [ OE. two, twa, properly fem. & neut., twei, twein, tweien, properly masc. (whence E. twain), AS. twā, fem. & neut., twēgen, masc., tū, neut.; akin to OFries. twēne, masc., twā, fem. & neut., OS. twēne, masc., twā, fem., twē, neut., D. twee, OHG. zwēne, zwō, zwei, G. zwei, Icel. tveir, tvær, tvau, Sw. två, Dan. to, Goth. twai, twōs, twa; Lith. du, Russ. dva, Ir. & Gael. da, W. dau, dwy, L. duo, Gr.
☞ Two is often joined with other words, forming compounds signifying divided into, consisting of, or having, two parts, divisions, organs, or the like; as two-bladed, two-celled, two-eared, two-flowered, twohand, two-headed, two-horse, two-leafed or two-leaved, two-legged, two-lobed, two-masted, two-named, two-part, two-petaled, two-pronged, two-seeded, two-sided, two-story, two-stringed, two-toothed, two-valved, two-winged, and the like. [ 1913 Webster ]
One or two,
a. (Bot.) Having two distinct capsules; bicapsular. [ 1913 Webster ]
a. (Bot.) Divided about half way from the border to the base into two segments; bifid. [ 1913 Webster ]
n. (Thermodynamics) A two-stroke cycle for an internal-combustion engine. --
n. A vessel of war carrying guns on two decks. [ 1913 Webster ]
a. Having two edges, or edges on both sides;
a. [ Cf. Twifold. ] Double; duplicate; multiplied by two;
adv. In a double degree; doubly. [ 1913 Webster ]
a. Measuring two feet; two feet long, thick, or wide;