INESTIMABLE
incomputable, inestimable, immeasurable
(adjective) beyond calculation or measure; “an incomputable amount”; “jewels of inestimable value”; “immeasurable wealth”
Source: WordNet® 3.1
Etymology
Adjective
inestimable (not comparable)
Not able to be estimated; not able to be calculated, computed or comprehended, as because of great scale, degree or magnitude.
Source: Wiktionary
In*es"ti*ma*ble, a. Etym: [L. inaestimabilis: cf. F. inestimable. See
In- not, and Estimate.]
Definition: Incapable of being estimated or computed; especially, too
valuable or excellent to be measured or fully appreciated; above all
price; as, inestimable rights or privileges.
But above all, for thine inestimable love. Bk. of Com. Prayer.
Science is too inestimable for expression by a money standard. Lyon
Playfair.
Syn.
– Incalculable; invaluable; priceless.
Source: Webster’s Unabridged Dictionary 1913 Edition