Equivalent

Pronunciation

• US IPA: /iːˈkwɪvælÉ™nt/
• UK IPA: /ɪːˈkwɪvælÉ™nt/

Alternative forms

• æquivalent archaic

Origin

- + valent + -.

From Latin aequivalentem, accusative singular of aequivalēns, present active participle of aequivaleō ("I am equivalent, have equal power").

Full definition of equivalent

Adjective

1. Similar or identical in value, meaning or effect; virtually equal.
• SouthFor now to serve and to minister, servile and ministerial, are terms equivalent.
• 2012-03, Henry Petroski, Opening Doors, A doorknob of whatever roundish shape is effectively a continuum of levers, with the axis of the latching mechanism—known as the spindle—being the fulcrum about which the turning takes place. Applying a force tangential to the knob is essentially equivalent to applying one perpendicular to a radial line defining the lever.
2. (mathematics) Of two sets, having a one-to-one relationship.
3. (mathematics) Relating to the corresponding elements of an equivalence relation.
4. (chemistry) Having the equal ability to combine.
5. (cartography) Of a map, equal-area.
6. (geometry) Equal in measure but not admitting of superposition; applied to magnitudes.A square may be equivalent to a triangle.

Usage notes

Derived terms

• equivalently

Noun

1. Anything that is virtually equal to something else, or has the same value, force, etc.
• MacaulayHe owned that, if the Test Act were repealed, the Protestants were entitled to some equivalent.
2. (chemistry) An equivalent weight.

Verb

1. (transitive) To make equivalent to; to equal.----