| Tubule 1. (n.) A small pipe or fistular body; a little tube. 2. (n.) A minute tube lined with glandular epithelium; as, the uriniferous tubules of the kidney. Thesaurus Entries adjutage, drainpipe, efflux tube, fire hose, flue pipe, funnel, garden hose, gas pipe, hose, hosepipe, nipple, organ pipe, pipe, pipeline, pipette, piping, reed, reed pipe, siamese, siamese connection, siphon, snorkel, soil pipe, standpipe, steam pipe, stem, straw, tap, tube, tubing, tubulation, tubule, tubulet, tubulure, waste pipe, water pipe |