tenesmus[ti nez′məs, -nes′-]
Med. a feeling of urgent need to defecate or urinate, with a straining but unsuccessful effort to do so
Origin of tenesmusMedieval Latin ; from Classical Latin tenesmos ; from Classical Greek teinesmos ; from teinein, to stretch: see thin
A painfully urgent but ineffectual attempt to urinate or defecate.
Origin of tenesmusMedieval Latin tēnesmus, variant of Latin tēnesmos, from Greek teinesmos, from teinein, to strain, stretch; see ten- in Indo-European roots.