V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.
Entry छर्दिस्
छर्दिस्chardisf.Vomiting.
[छर्द्-भावे इति]
Vomiting.
A secure place or residence; प्र नो यच्छतादवृकं पृथु च्छर्दिः Rv.1.48.15.