idiom, idiomatic expression

An established phrasal expression whose meaning may not be deducible from the literal meanings of its component words.

boron

The fifth element of the periodic table. In its pure form, boron is a very hard, brittle metalloid with a high melting point. Used in…

classic

A work of timeless quality and excellence exemplary of a particular style, genre, or era. This is distinct from the concept of a masterpiece {vI'ba'om};…

beryllium

The fourth element of the periodic table. A strong, lightweight metal. Found in gemstones, including emeralds. Used by 21st century humans for aircraft and spacecraft…

gymnastics/acrobatics

A sport or artistic performance consisting of sequences of movements requiring physical strength, flexibility, and kinesthetic awareness.

advantage

Any condition, circumstance, opportunity, or means, particularly favorable to chance or success or to any desired end.

clause

A verb and its modifiers such as subjects, objects, and other arguments; may be independent or dependent on other clauses.

ladder

A vertical or inclined row of rungs for climbing up and down, usually set between two long side pieces. Often portable. Usually distinguished from stairs…

carousel/turntable

A revolving platform usually round or a device incorporating a revolving platform.