plural of jack-of-all-trades

(physics, chemistry, medicine) A radioactive isotope which, when injected into a chemically similar substance, or artificially attached to a biological or physical system, can be traced by radiation detection devices.

The situation that occurs when a trademarked name becomes a generic name through constant use.

An ornamental glass bottle in the shape of a locomotive.

A trailer without front axle and with wheels only at the trailing end, designed to be pulled via a pivoting arrangement which also partially supports its weight.

The act or process by which something is tracked. / (typography) A consistent adjustment of space between individual letters; letterspacing.

present participle of track

A blend of foods for snacking on the go, as during hikes, usually consisting of some combination of dried fruit, nuts, seeds, granola, and sometimes small candies, cereal, etc.

carbon emissions trading

The flow of thinking.