hydrogen

hydrogen

意味(日本語)

水素 ◇Gk.hydor(=water)

語源

  • hydr- : Gk.hydr- = water(水)

意味(英語)

  • (noun) A colorless, highly flammable gaseous element, the lightest of all gases and the most abundant element in the universe, used in the production of synthetic ammonia and methanol, in petroleum refining, in the hydrogenation of organic materials, as a reducing atmosphere, in oxyhydrogen torches, and in rocket fuels. Atomic number 1; atomic weight 1.00794; melting point -259.14°C; boiling point -252.8°C; density at 0°C 0.08987 gram per liter; valence 1. See Table at element.

例文

  • But if we consider hydrogen as a gasiform metal, we naturally arrive at the conclusion that _water is the hydroxide of this gasiform metal_, that is _hydrogen hydroxide_, while gaseous hydrochloric and hydrosulphuric acids would be looked upon as respectively the chloride and the sulphide of the metal hydrogen.

頭文字:

語源が同じ単語を一緒に覚えよう

hydroplaning

hydroplaning

(車)ハイドロプレーン現象

語源

  • hydr- : Gk.hydr- = water(水)

hydrophobia

hydrophobia

恐水病、狂犬病 ◇phobos(=fear)

語源

  • hydr- : Gk.hydr- = water(水)

【広告】

Hydra

Hydra

ヒドラ(九つ頭の沼へび、ギリシャ神話)

語源

  • hydr- : Gk.hydr- = water(水)

hydroxide

hydroxide

水酸化物

語源

  • hydr- : Gk.hydr- = water(水)

hydrant

hydrant

消火栓

語源

  • hydr- : Gk.hydr- = water(水)

hydrangea

hydrangea

アジサイ ◇angeion(=vessel)、色が水色

語源

  • hydr- : Gk.hydr- = water(水)

hydrate

hydrate

(化)水化物、水酸化(水和)させる(する)

語源

  • hydr- : Gk.hydr- = water(水)

hydration

hydration

(化)水酸化(水和)(作用)

語源

  • hydr- : Gk.hydr- = water(水)

hydraulic

hydraulic

水力の、水圧の

語源

  • hydr- : Gk.hydr- = water(水)

hydro

hydro

水力電気

語源

  • hydr- : Gk.hydr- = water(水)

【広告】

hydrocarbon

hydrocarbon

炭化水素

語源

  • hydr- : Gk.hydr- = water(水)

hydroelectric

hydroelectric

水力電気(発電)の

語源

  • hydr- : Gk.hydr- = water(水)

hydrofoil

hydrofoil

水中翼(船)

語源

  • hydr- : Gk.hydr- = water(水)

hydrogen bomb

hydrogen bomb

水素爆弾

語源

  • hydr- : Gk.hydr- = water(水)

hydrometer

hydrometer

(河川の)流速計

語源

  • hydr- : Gk.hydr- = water(水)

hydrometry

hydrometry

液体比重測定(法)、水速測定

語源

  • hydr- : Gk.hydr- = water(水)

hydroplane

hydroplane

水上飛行機

語源

  • hydr- : Gk.hydr- = water(水)