(music) An organ stop having the tone of a reed instrument.

(idiomatic) A person, fact, or resource on which one can rely only to a limited extent.

Acrocephalus arundinaceus, an Old World warbler.

Acrocephalus dumetorum, an Old World warbler.

Calamaria ulmeri, a species of Sumatran snake.

(oncology) A giant lymphocyte characteristic of Hodgkin's lymphoma.

plural of bluejoint reed grass

A technique for drawing diagrams of syntactic structure, based on a subject and a verbal predicate, with modifiers written on slanted lines leading off from the words they modify.

Calamagrostis canadensis, native to much of northern North America.

plural of Reed-Sternberg cell