diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index 5ce658fdcc..b705237279 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -41517,6 +41517,8 @@ weitght->weight
 wel->well
 well-reknown->well-renowned, well renown,
 well-reknowned->well-renowned, well renowned,
+wellplate->well plate
+wellplates->well plates
 welp->whelp
 wendesday->Wednesday
 wendsay->Wednesday