gravitational wave

Noun

 * 1)  A fluctuation in spacetime caused by accelerating mass, which propagates as a wave at the speed of light.
 * 2)  A gravity wave.
 * 1)  A gravity wave.
 * 1)  A gravity wave.
 * 1)  A gravity wave.
 * 1)  A gravity wave.
 * 1)  A gravity wave.

Usage notes
The term is sometimes used as a synonym for, and vice versa. However, gravity wave generally refers to the waves formed where two fluids meet under gravity, such as wind waves on the ocean surface, and use of the term to describe the astrophysical phenomenon is proscribed.

Translations

 * Arabic: موجة ثقالية
 * Armenian: գրավիտացիոն ալիք
 * Basque: grabitazio-uhin
 * Belarusian: гравітацыйная хваля
 * Bengali: মহাকর্ষীয় তরঙ্গ
 * Bulgarian: гравитационна вълна
 * Catalan: ona gravitacional
 * Chinese:
 * Mandarin: 重力波,
 * Czech:
 * Danish: gravitationsbølge
 * Dutch:
 * Esperanto: gravitada ondo
 * Finnish:, painovoima-aalto, gravitaatiosäteily
 * French:
 * Galician: onda gravitacional
 * Georgian: გრავიტაციული ტალღა
 * German:
 * Greek: βαρυτικά κύματα
 * Hebrew: גלי כבידה
 * Hindi: गुरुत्वीय तरंग
 * Hungarian:
 * Indonesian: gelombang gravitasi
 * Irish: tonnta imtharraingteacha
 * Italian:
 * Japanese: 重力波
 * Kazakh: гравитациялық толқын
 * Korean:
 * Latvian: gravitācijas viļņi
 * Lithuanian: gravitacinės bangos
 * Macedonian: гравитациски бран
 * Malayalam: ഗുരുത്വാകർഷണതരംഗം
 * Norwegian:
 * Norwegian: gravitasjonsbølge
 * Persian:
 * Polish: fala grawitacyjna
 * Portuguese: onda gravitacional
 * Punjabi: ਗਰੈਵੀਟੇਸ਼ਨਲ ਤਰੰਗ, ਗੁਰੂਤਾ ਛੱਲ
 * Romanian: undă gravitațională, undă de gravitație
 * Russian:
 * Serbo-Croatian: gravitacijski talas, gravitacioni talas, гравитациони талас
 * Sicilian: unna gravitazziunali
 * Slovene: gravitacijsko valovanje
 * Spanish: onda gravitacional
 * Swedish:
 * Tagalog: dagsining liboy
 * Tamil: ஈர்ப்பு அலை
 * Tatar: гравитацион дулкын
 * Thai: คลื่นความโน้มถ่วง
 * Turkish: kütleçekim dalgası, yerçekimi dalgası
 * Ukrainian: гравітаційна хвиля
 * Urdu: ثقلی امواج
 * Vietnamese: sóng hấp dẫn
 * Welsh: ton ddisgyrchol