H — synonyms, definition

1. H (Noun)

Henry Planck's constant atomic number 1 enthalpy heat content hydrogen total heat

H (Noun) — (thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure. ex. "H is the amount of energy in a system capable of doing mechanical work"

H (Noun) — A nonmetallic univalent element that is normally a colourless and odourless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe.

H (Noun) — A unit of inductance in which an induced electromotive force of one volt is produced when the current is varied at the rate of one ampere per second.

H (Noun) — The 8th letter of the Roman alphabet.

H (Noun) — The constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10^-34 joule-second.

alphabetic character chemical element constant of proportionality element factor of proportionality gas inductance unit letter letter of the alphabet physical property tritium abhenry millihenry H2O Latin alphabet Roman alphabet water