being in accordance with the actual state or conditions; conforming to reality or fact; not false

a true story.

real; genuine; authentic

true gold; true feelings.

sincere; not deceitful

a true interest in someone's welfare.

firm in allegiance; loyal; faithful; steadfast

a true friend.

being or reflecting the essential or genuine character of something

the true meaning of his statement.

conforming to or consistent with a standard, pattern, or the like

a true copy.

exact; precise; accurate; correct

a true balance.

of the right kind; such as it should be; proper

to arrange things in their true order.

properly so called; rightly answering to a description

true statesmanship.

legitimate or rightful

the true heir.

reliable, unfailing, or sure

a true sign.

exactly or accurately shaped, formed, fitted, or placed, as a surface, instrument, or part of a mechanism.

honest; honorable; upright.

Biology . conforming to the type, norm, or standard of structure of a particular group; typical

The lion is a true cat.

Animal Husbandry . purebred.

Navigation . (of a bearing, course, etc.) determined in relation to true north.

Archaic . truthful.

exact or accurate formation, position, or adjustment

to be out of true.

the true, something that is true; truth.

in a true manner; truly; truthfully.

exactly or accurately.

in conformity with the ancestral type

to breed true.

to make true; shape, adjust, place, etc., exactly or accurately

to true the wheels of a bicycle after striking a pothole.

(esp. in carpentry) to make even, symmetrical, level, etc. (often fol. by up )

to true up the sides of a door.

come true

to have the expected or hoped-for result; become a reality

She couldn't believe that her dream would ever come true.