French, all the months, i.e. every month. The tubers of the plant are edible throughout the year.
- A kind of starch with large, oval, flattened grains, often sold as arrowroot or used for adulterating cocoa, made from the rootstocks of a species of Canna, probably Canna edulis.
- 1845, Edwin Lankester, “Lecture II. Starch—Potato—Arrow-root—Tapioca—Protein—Wheat—Maize—Rice.”, in Report of Lectures on the Natural History of Plants Yielding Food; […], London: John Churchill, […], OCLC 969508983, page 16:
- The East India arrowroot was considered the best; and the French West India arrowroot not so good. The East India arrowroot had the finest grains; the second finest were those from the potato; and third the tous les mois or French West India arrowroot; […]
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “tous-les-mois” in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)