spectral
French, adjective/spɛk.tʁal/
spectral is spelled S-P-E-C-T-R-A-L (8 letters) and appears about once in every 3 million words in written French, the 54,486th most frequent French word form (wordfreq, 2021 data). Spectral is a French adjective meaning “spectral” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Qui a l’apparence d’un fantôme”.
What does spectral mean in English?
adjective
- 1
spectral
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
adjective: 1. Qui a l’apparence d’un fantôme. 2. Relatif au spectre formé par les rayons lumineux qui traversent le prisme. 3. Qualifie l’analyse qu’on fait d’une substance en examinant les raies qu’elle donne dans le spectre. 4. Information déduites en utilisant les propriétés du spectre qui permet des sortes d'association entre des énergie de lumière (ou photoniques) et des propriétés de la matière.
The definition in the French Wiktionary (Wiktionnaire), in French.
Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of spectral
- spectrale feminine
- spectraux masculine plural
- spectrales feminine plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce spectral?
- /spɛk.tʁal/
- \spɛk.tʁal\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to spectral
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is spectral in French?
spectral appears about once in every 3 million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).