What is the meaning of Filter in bengali?

Meaning(s):

1. device that removes something from whatever passes through it
2. an electrical device that alters the frequency spectrum ofsignals passing through it
3. remove by passing through a filter
4. pass through
5. run or flow slowly, as in drops or in an unsteady stream
6. फ़िल्टर = traffic light a filter lane
7. छन्ना He smokes cigarettes without filters.
8. फ़िल्टर The camera has an anti-glare filter.
9. धीरे-धीरे प्राप्त होना More details about the crash are filtering through.
10. छन कर आना Sunlight filtered in through the curtains.
11. यातायात बत्ती पर बाँएँ मुड़ना (of traffic at traffic lights - to turn left at traffic lights while other vehicles wanting to go straight ahead or turn right must wait)
12. धीरे-धीरे निकलना The doors opened and people started filtering through.
13. छानना All drinking water must be filtered.