foam

Definition

A substance composed of a large collection of bubbles or their solidified remains, especially

Etymology

From Middle English fom, foom, from Old English fām, from Proto-West Germanic *faim, from Proto-Germanic *faimaz, from Proto-Indo-European *(s)poHy-m-os, from *(s)poH(y)- (“foam”). Cognate with German Feim (“foam”), Latin spūma (“foam”), Latin pūmex (“pumice”), Sanskrit फेन (phéna, “foam”), possibly Northern Kurdish fê (“epilepsy”).

Example Sentences

• "Similarly, the biotech giant Cargill has begun manufacturing a polymer from vegetable oils that is used in polyurethane foams, which is found in beddings, furniture and car-seat headrests."
• "Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems—surgical foam, a thermal gel depot, a microcapsule or biodegradable polymer beads."
• "’Tis thou that rigg’st the bark and plough’st the foam,"