A short river in Powys, Wales, which joins the River Usk at Sennybridge.

One of the Songhay languages of Mali.

(organic chemistry) Any of a group of dihydroxyanthrones present in senna

plural of senniment

plural of sennidin

Pronunciation spelling of sentiment.

(archaic) A period of seven nights; a week.

(archaic) After a sennight has passed. / (archaic) A sennight ago.

plural of sennight

(medicine, obsolete) An antiseptic preparation made from boric acid, iodine, and phenol.