प्रथमप्रत्यक्ष (en. Firsthand)

Many Officers and field functionaries have had the opportunity to visit Israel to gain firsthand knowledge and training on different aspects of horticulture.

Athletics legend and women’s marathon record-holder Paula Radcliffe knows firsthand the physical impacts of poor air quality.

And in this program, girls who have been studying computer skills and the STEM program have a chance to work side by side with young professionals, so that they can learn firsthand what it's like to be an architect, a designer or a scientist.

I’ve seen firsthand the devastating impact of smoking.

The best balm for greasy hair: an overview Holders of greasy hair know firsthand what troubles they can deliver - one kind of stuck together untidy locks literally a day after washing can spoil the mood and lead to despondency.

Here he got firsthand experience of seeing films being made.

I've read a lot about it, but I've never experienced it firsthand.