陽性(ようせい)

ようせい
noun
positive (test result)
medicalhealthscience
1. positive (test result)
A result showing that a test has found what it looks for, such as a virus or a substance.
検査(けんさ)の結果(けっか)は陽性(ようせい)だった。
The test result was positive.
The drug test came back positive.
A family member tested positive, so I got tested too, just in case.

The opposite is 陰性(いんせい) (negative). A person who tests positive is a 陽性者(ようせいしゃ).

Common collocations

Watch out

陽性(ようせい) is a test-result word. For a positive attitude, use 前向(まえむ)き or ポジティブ.