simple past tense and past participle of cleft

(teratology) harelip

(teratology) An abnormal condition in which the two plates of the skull that form the hard palate (roof of the mouth) are not completely joined.

(anatomy) The groove between the buttocks.

(anatomy) The groove between the buttocks that runs from just below the sacrum to the perineum.

(horticulture) a method of grafting in which the scion is placed in a cleft or slit in the stock or stump made by sawing off a branch, usually in such a manner that its bark evenly joins that of the stock.

plural of gluteal cleft

A stick with a split at one end, once used by runners to carry written messages

(Australia, Britain, dated) In a difficult situation, unable to choose between unfavourable options; in a dilemma. / Used other than figuratively or idiomatically: see in, cleft, stick.

plural of cleft stick