(medicine) Of a blood type within the ABO and Rh blood grouping system. Blood type A positive has a phenotype of "A" and a Rhesus system classification of positive.

plural of positer

One who posits something.

Something that is posited; a postulate. / (aviation) Abbreviation of position.

Not negative or neutral. / (law) Formally laid down. / Stated definitively and without qualification. / Fully assured in opinion. / (mathematics) Of number, greater than zero.

A thing capable of being affirmed; something real or actual. / A favourable point or characteristic. / Something having a positive value in physics, such as an electric charge.

Assume the existence of; to postulate. / Propose for consideration or study; to suggest. / Put (something somewhere) firmly; to place or position.

(manner) In a positive manner. / (modal) With certainty. / Absolutely; utterly. / (degree) Very.

plural of position

Third-person singular simple present indicative form of position