English Dictionary

decade

IPA（発音記号）

/ˈdɛkeɪd/

名詞

古語 文語

A period of ten years , particularly such a period beginning with a year ending in 0 and ending with a year ending in 9.

日本語の意味

10年間の期間。特に、0で始まり9で終わる年の区切りとして用いられる10年単位の期間を指す。

Over the past decade, renewable energy has become increasingly cost-competitive with fossil fuels.

過去10年間で、再生可能エネルギーは化石燃料に比べてますますコスト競争力を持つようになった。

意味（1）

A period of ten years , particularly such a period beginning with a year ending in 0 and ending with a year ending in 9.

The 1960s was a turbulent decade.

意味（2）

A period of ten days, (history) particularly those in the ancient Egyptian, Coptic, and French Revolutionary calendars.

The year was divided up into twelve months renamed after the seasons …; each month comprised three ‘decades’ of ten days – with the décadi replacing Sundays as a day of rest; and each day was reconsecrated to a natural product or farming tool or technique.

意味（3）

(literary, archaic) A work in ten parts or books, particularly such divisions of Livy's History of Rome.

意味（4）

(Roman Catholicism) A series of prayers counted on a rosary, typically consisting of an Our Father, followed by ten Hail Marys, and concluding with a Glory Be and sometimes the Fatima Prayer.

意味（5）

Any of the sets of ten sequential braille characters with predictable patterns.

意味（6）

(electronics) A set of ten electronic devices used to represent digits.

意味（7）

(electronics) A set of resistors, capacitors, etc. connected so as to provide even increments between one and ten times a base electrical resistance.

意味（8）

(physics, engineering) The interval between any two quantities having a ratio of 10 to 1.

There are decades between 1.8 and 18, between 25 and 250 and between 0.03 and 0.003.

decades （ plural ）