What are millimetres?

Some articles on millimetres:

Luria Isabella - Description
... The shells of these very common cowries reach on average 25–35 millimetres (0.98–1.4 in) of length, with a minimum size of 8 millimetres (0.31 in) and a maximum ...
Bombus Pascuorum
... These bees reach a body length of 15–18 millimetres (0.59–0.71 in)(Queen), 9–15 millimetres (0.35–0.59 in)(worker) or 12–14 millimetres (0.47–0.55 in) (dron ... Their wingspan is 28–32 millimetres (1.1–1.3 in) (Queen), 20–28 millimetres (0.79–1.1 in) (worker) or 24–27 millimetres (0.94–1.1 in) (drone) ... long, the snout long, reaching lengths of 13–15 millimetres (0.51–0.59 in) (Queen), 12–13 millimetres (0.47–0.51 in) (worker) and 10–11 millimetres (0.39–0.43 in) (d ...
Lechenaultia Macrantha
... The prostrate habit of Lechenaultia macrantha is between fifty and one hundred and fifty millimetres in height and spreading out to one metre ... are fleshy, the leaves are narrow, linear, and up to forty millimetres in length ... The diameter of the five petals is between thirty and thirty five millimetres ...
Sisyrinchium Angustifolium
... Stem broadly winged, 2–4 millimetres (0.08–0.16 in) wide, usually branched ... Leaves 2–6 millimetres (0.08–0.24 in) wide ... Tepals 6, blue, 7–10 millimetres (0.3–0.4 in), each tipped with a sharp point, veined, and darkening toward central yellow patch ...
List Of Wettest Tropical Cyclones By Country - France - Réunion Island
... Tropical Cyclone (April 8–10, 1958) World record for 48 hours (2,467 millimetres (97.1 in)) set at Aurere ... Tropical Cyclone Denise (January 7–8, 1966) World record for 12 hours (1,144 millimetres (45.0 in)) and 24 hours (1,825 millimetres (71.9 in)) set at Foc-Foc. 24–28, 2007) World record for 72 hours (3,929 millimetres (154.7 in)) set at Commerson Crater ...