Смысл: -a

-a[-ə]
suff
<Í> образует форму мн. ч. лат. и греч. сущ. среднего рода, преим. научных терминов (особ. в области биологии)
1. соотносится с -um, суффиксом ед. ч. лат. сущ.:
herbaria - гербарии
sera - сыворотки
phyla - (таксономические) типы
spectra - спектры
scrota - мошонки
incunabula - инкунабулы
media - средства, среды
symposia - симпозиумы
bacteria - бактерии
формы на -a часто имеют параллельные варианты на -ums:
aquaria, aquariums - аквариумы
premia, premiums - надбавки, премии
millenia, milleniums - тысячелетия
2. соотносится с -on, суффиксом ед. ч. греч. сущ.:
criteria - критерии
phenomena - явления
noumena - ноумены
prolegomena - пролегомены
automata - автоматы
etyma - этимоны
3. часто встречается в названиях высших биологических таксонов (не имеющих форм ед. ч.):
Arthropoda - членистоногие
Amphibia - земноводные
Coelenterata - кишечнополостные
Chiroptera - рукокрылые
Hydrozoa - гидроиды
Monotremata - однопроходные

coon's age, a Идиома

a babe in arms

a baby, a child who is still wet behind the ears Dar was just a babe in arms when we emigrated to Canada.

a babe in the woods

"a defenseless person; a naive, young person" He's just a babe in the woods. He needs someone to protect him.

a bad taste in my mouth

a feeling that something is false or unfair, a feeling of ill will I left the meeting with a bad taste in my mouth. There was a lot of dishonesty in the room.

a bad time

a lot of teasing, a rough time The class gave him a bad time about his pink shorts.

a ball-park figure

"a number that is near the total; approximate figure" Fifty is a ball-park figure. It's close to our class size.

a bar fly

a person who often goes to bars or lounges Every evening Penny goes to Lucifer's. She's quite a bar fly.

a bar star

a girl who goes to bars to drink and find friends Lola was known as a bar star at Pinky's Lounge.

a bare-faced lie

a deliberate lie, a planned lie His statement to the police was false - a bare-faced lie.

a barnburner

an exciting game, a cliff-hanger When the Flames play the Oilers it's a barnburner - a great game.

a barrel of laughs

a lot of fun, a person who makes you laugh Let's invite Chang to our party. He's a barrel of laughs.

a coon's age

An awfully continued aeon of time. Based on the folk acceptance that raccoons (shortened colloquially to "coons") had a longer-than-average lifespan. Primarily heard in US, South Africa. It will booty a coon's age to get all this assignment finished! I haven't been on a vacation in a coon's age.Learn more: age

coon's age

Also, a dog's age. A actual continued time, as in I haven't apparent Sam in a coon's age, or It's been a dog's age back I went to the ballpark. The aboriginal byword rests on the mistaken abstraction that raccoons ("coons") alive a continued time. The alternative may reflect a agnate acceptance but the accurate agent is not known. [c. 1835] Also see donkey's years. Learn more: age

coon's age, a

A continued time. An American announcement from the aboriginal bisected of the nineteenth century, it is based on the mistaken abstraction that raccoons (or “coons”) are long-lived. They are not, but their fur, broadly acclimated from colonial times, is athletic and long-lasting. An aboriginal archetype appears in atramentous accent in Southern Sketches (1860): “This adolescent haint had abundant money in a coon’s age.”

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More Idioms/Phrases

a babe in the woods a bad taste in my mouth a bad time a ball-park figure a bar fly a bar star a bare-faced lie a barnburner a barrel of laughs a basket case a bawling out a bed of roses a bee in her bonnet a big rig a big shot a big wheel a big wig