From The Collaborative International Dictionary of English v.0.48:
Cleave \Cleave\ (kl[=e]v), v. t. [imp. Cleft (kl[e^]ft), Clave (kl[=a]v, Obs.), Clove (kl[=o]v, Obsolescent); p. p. Cleft, Cleaved (kl[=e]vd) or Cloven (kl[=o]"v'n); p. pr. & vb. n. Cleaving.] [OE. cleoven, cleven, AS. cle['o]fan; akin to OS. klioban, D. klooven, G. klieben, Icel. klj[=u]fa, Sw. klyfva, Dan. kl["o]ve and prob. to Gr. gly`fein to carve, L. glubere to peel. Cf. Cleft.] 1. To part or divide by force; to split or rive; to cut. [1913 Webster]
O Hamlet, thou hast cleft my heart in twain. --Shak. [1913 Webster]
2. To part or open naturally; to divide. [1913 Webster]
Every beast that parteth the hoof, and cleaveth the cleft into two claws. --Deut. xiv. 6. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Cleave \Cleave\ (kl[=e]v), v. t. [imp. Cleft (kl[e^]ft), Clave (kl[=a]v, Obs.), Clove (kl[=o]v, Obsolescent); p. p. Cleft, Cleaved (kl[=e]vd) or Cloven (kl[=o]"v'n); p. pr. & vb. n. Cleaving.] [OE. cleoven, cleven, AS. cle['o]fan; akin to OS. klioban, D. klooven, G. klieben, Icel. klj[=u]fa, Sw. klyfva, Dan. kl["o]ve and prob. to Gr. gly`fein to carve, L. glubere to peel. Cf. Cleft.] 1. To part or divide by force; to split or rive; to cut. [1913 Webster]
O Hamlet, thou hast cleft my heart in twain. --Shak. [1913 Webster]
2. To part or open naturally; to divide. [1913 Webster]
Every beast that parteth the hoof, and cleaveth the cleft into two claws. --Deut. xiv. 6. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Cleft \Cleft\ (kl[e^]ft), imp. & p. p. from Cleave. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Cleft \Cleft\, a. 1. Divided; split; partly divided or split. [1913 Webster]
2. (Bot.) Incised nearly to the midrib; as, a cleft leaf. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Cleft \Cleft\, n. [OE. clift; cf. Sw. klyft cave, den, Icel. kluft cleft, Dan. kl["o]ft, G. kluft. See Cleave to split and cf. 2d Clift, 1st Clough.] 1. A space or opening made by splitting; a crack; a crevice; as, the cleft of a rock. --Is. ii. 21. [1913 Webster]
2. A piece made by splitting; as, a cleft of wood. [1913 Webster]
3. (Far.) A disease in horses; a crack on the band of the pastern. [1913 Webster]
Branchial clefts. See under Branchial.
Syn: Crack; crevice; fissure; chink; cranny. [1913 Webster]