BACK a.
or vault. -- Back pressure. (Steam Engine) See under Pressure. -- Back rest, a guide attached to the slide rest of a lathe, and placed in contact with the work, to steady it in turning. -- Back slang, a kind of slang in which every word is written or pronounced backwards; as, nam for man. -- Back stairs, stairs in…
BEACH n.
name of many species of amphipod Crustacea, of the family Orchestidæ, living on the sea beaches, and leaping like fleas. -- Beach grass (Bot.), a coarse grass (Ammophila arundinacea), growing on the sandy shores of lakes and seas, which, by its interlaced running rootstocks, binds the sand together, and resists the en…