I personally use Wiktionnary.
Here’s what I found about ハサミ: 鋏 - Wiktionary
But why you saw it in katakana? It does not say so
I really enjoy that script for semantic-phonetic composition: [Userscript] Keisei 形声 Semantic-Phonetic Composition
Hopefully someone has something more useful
Edit: Clicked the wrong “Reply” button again