How to Say "Titanic" in Japanese

タイタニック

Taitanikku

The Japanese word for titanic is タイタニック (Taitanikku).

The word is used as an adjective to describe something having great size, or great force, power or strength.

Meaning: having great size, or great force, power, or strength (adj)

Which one should you use?

タイタニック is the standard form. When referring specifically to the ship, you might see the form タイタニック号.

When referring to the ship, the suffix 号 is added to the name to denote it is a vessel. To say "about the Titanic", the phrase タイタニックのこと is used.

Taitanikku

If you were to describe something of 'titanic' proportions in a business context, you might encounter 桁外れな (ketahazure na), which literally means 'outside the digits' or 'off the charts'.
The suffix 号 'gō' used in タイタニック号 is not just for ships. It is also used for trains, flights and even the names of specific years in an era.
While タイタニック describes size, Japanese often uses the word 巨大 'kyodai' for things that are physically massive. Using タイタニック specifically evokes the dramatic or tragic scale associated with the famous ship.

1912年、タイタニック号は処女航海中に沈没した。
It was in 1912 that the Titanic sank during her first voyage.
This sentence is useful for seeing the use of タイタニック in a historical context.
Tatoeba #1258449 by bunbuku, translation #41214 by CK
タイタニックは氷山に衝突した。
The Titanic hit an iceberg.
This sentence shows タイタニック used to describe an impact with an iceberg.
Tatoeba #3080954 by fouafouadougou, translation #1534378 by Spamster
タイタニック号は処女航海で沈没した。
The Titanic sunk on its maiden voyage.
This sentence demonstrates タイタニック in the context of a maiden voyage.
Tatoeba #203971 by mookeee, translation #41213 by CK
タイタニックは有名な映画です。
Titanic is a famous movie.
あの船はタイタニックです。
That ship is the Titanic.
2 more sentences on Tatoeba

Two siblings are discussing a massive construction project in the city.

陽太 Yota

あのビルは本当にタイタニックな規模だね。
Ano biru wa hontō ni taitanikku na kibo da ne.
That building is truly titanic in scale, isn't it?
陽葵 Himari

うん、見上げるだけで疲れるよ。
Un, miageru dake de tsukareru yo.
Yeah, just looking up at it is tiring.
陽太 Yota

タイタニックな努力が必要なプロジェクトだろうな。
Taitanikku na doryoku ga hitsuyō na purojekuto darō na.
It must be a project that requires titanic effort.
陽葵 Himari

きっとそうだね、陽太。
Kitto sō da ne, Yōta.
I'm sure it is, Yota.

Sources

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