Estimate vs. Guesstimate

Estimatenoun

A rough calculation or assessment of the value, size, or cost of something.

Estimatenoun

(construction and business) A document (or verbal notification) specifying how much a job is likely to cost.

Estimatenoun

An upper limitation on some positive quantity.

Estimateverb

To calculate roughly, often from imperfect data.

Estimateverb

To judge and form an opinion of the value of, from imperfect data.

Estimateverb

To judge and form an opinion of the value of, from imperfect data, - either the extrinsic (money), or intrinsic (moral), value; to fix the worth of roughly or in a general way; as, to estimate the value of goods or land; to estimate the worth or talents of a person.

Estimateverb

To from an opinion of, as to amount,, number, etc., from imperfect data, comparison, or experience; to make an estimate of; to calculate roughly; to rate; as, to estimate the cost of a trip, the number of feet in a piece of land.

Estimatenoun

A valuing or rating by the mind, without actually measuring, weighing, or the like; rough or approximate calculation; as, an estimate of the cost of a building, or of the quantity of water in a pond.

Estimatenoun

an approximate calculation of quantity or degree or worth;

Estimatenoun

a judgment of the qualities of something or somebody;

Estimatenoun

a document appraising the value of something (as for insurance or taxation)

Estimatenoun

a statement indicating the likely cost of some job;

Estimatenoun

the respect with which a person is held;

Estimateverb

judge tentatively or form an estimate of (quantities or time);

Estimateverb

judge to be probable

Guesstimatenoun

(informal) An estimate that is hardly any better than a guess, often because it is based on insufficient or unreliable data.

Guesstimateverb

(intransitive) To make a guesstimate.

Guesstimateverb

(transitive) To make a guesstimate of a specific quantity.

Guesstimatenoun

an estimate based on little information, being little better than a guess.

Guesstimatenoun

an estimate that combines reasoning with guessing

Guesstimateverb

estimate based on a calculation

Guesstimate

Guesstimate is an informal English portmanteau of guess and estimate, first used by American statisticians in 1934 or 1935. It is defined as an estimate made without using adequate or complete information, or, more strongly, as an estimate arrived at by guesswork or conjecture.