Alternative form of Japanese seaperch

(idiomatic) To defeat or overcome someone who was in a dominant position.

(slang) To die. / Used other than figuratively or idiomatically: see fall off, perch.

An inelastic natural latex, produced from the sap of several tropical trees of the genera Palaquium and Payena.

perhaps; by chance

A clear colourless liquid; a strong acid and a violent, sometimes explosive, oxidizing agent / (chemistry) HClO₄, the oxyacid of chlorine in which chlorine has the highest oxidation number

(chemistry) any salt of perchloric acid; used in pyrotechnics and as powerful oxidizing agents.

Alternative form of gutta-percha

(chemistry) A chloride having a higher proportion of chlorine than any other chloride of the same substance or series.

(chemistry) The lithium salt of perchloric acid, LiClO₄ used as a source of oxygen in portable generators, and as an electrolyte in lithium batteries.