verb (used with object)
Origin of duct
Related formsduct·less, adjective
Examples from the Web for ductless
There has recently been a great amount of study about the ductless glands of the animal body.
Madame Zattiany explained in the simplest language she could command the meaning and the function of the ductless glands.Black Oxen|Gertrude Franklin Horn Atherton
Secretions in ductless and sac filling glands are for reabsorption.
It is a "ductless" gland, its secretions apparently being taken up by absorption into the lymph, and from that into the blood.Vitality Supreme|Bernarr Macfadden
Occasionally diseases of other ductless glands, as the thyroid, may have amenorrhea as one of the first symptoms.Psychotherapy|James J. Walsh