Noun h has 5 senses
- hydrogen, H, atomic number 1 - a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
--1 is a kind of chemical element, element; gas
--1 is a substance of water, H2O
--1 has particulars: tritium
- henry, H - 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
--2 is a kind of inductance unit
--2 has parts: abhenry; millihenry
- Planck's constant, h - the constant of proportionality relating the energy of a photon to its frequency; approximately 6.626 x 10\-34 joule-second
--3 is a kind of factor of proportionality, constant of proportionality
- H - the 8th letter of the Roman alphabet
--4 is a kind of letter, letter of the alphabet, alphabetic character
--4 is a member of Roman alphabet, Latin alphabet
- heat content, total heat, enthalpy, H - (thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure; "enthalpy is the amount of energy in a system capable of doing mechanical work"
--5 is a kind of physical property
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