Term: biological clock: an innate mechanism in living organisms that controls the periodicity of many physiological functions
Candidate hypernym: mechanism: a natural object resembling a machine in structure or function → 1
Candidate hypernym: vestibule of the vagina: the space between the labia minora containing the orifice of the urethra → 0
Candidate hypernym: stick horse: a child's plaything consisting on an imitation horse's head on one end of a stick → 0
Candidate hypernym: leaven: an influence that works subtly to lighten or modify something → 0
Candidate hypernym: genus ibis: ibises → 0
Candidate hypernym: factotum: a servant employed to do a variety of jobs → 0
Candidate hypernym: teaching method: the principles and methods of instruction → 0
Candidate hypernym: linen: a fabric woven with fibers from the flax plant → 0
Candidate hypernym: enamelware: cooking utensil of enameled iron → 0
Candidate hypernym: melolonthidae: considered a separate family in some classification systems → 0
Candidate hypernym: pyrethrum: white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below; source of an insecticide; sometimes placed in genus Chrysanthemum → 0