SEBACEOUS a.
cretions of some plants, or the sebaceous humor of animals. Sebaceous cyst (Med.), a cyst formed by distention of a sebaceous gland, due to obstruction of its excretory duct. -- Sebaceous glands (Anat.), small subcutaneous glands, usually connected with hair follicles. They secrete an oily semifluid matter, composed i…
SECONDARY a. 10 definitions
ary alcohols form ketones. -- Secondary amputation (Surg.), an amputation for injury, performed after the constitutional effects of the injury have subsided. -- Secondary axis (Opt.), any line which passes through the optical center of a lens but not through the centers of curvature, or, in the case of a mirror, whic…
SEED n. 9 definitions
hagra. They feed mainly on seeds. -- Seed gall (Zoöl.), any gall which resembles a seed, formed, on the leaves of various plants, usually by some species of Phylloxera. -- Seed leaf (Bot.), a cotyledon. -- Seed lobe (Bot.), a cotyledon; a seed leaf. -- Seed oil, oil expressed from the seeds of plants. -- Seed oyst…