(typography) Abbreviation of hyphenation and justification.

plural of H-cupper

(chiefly a stronger form) Jesus Christ.

A youth organization supported and sponsored by the United States Department of Agriculture, offering courses and lessons in agriculture and home economics.

(medicine, cardiology) The time between the start of the first high frequency component of the atrial electrocardiogram to the first high frequency component of the His bundle electrocardiogram, normally 92ms ± 38 ms.

Alternative letter-case form of a-h conduction time

plural of a-h conduction time

(astronomy) A large nebula of gas and plasma of glowing low density in which star formation has recently taken place.

plural of H II region

(astronomy) Abbreviation of Hertzsprung-Russell diagram.