of or on the right; "a dextral gastropod shell with the apex upward has its opening on the right when facing the observer"; "a dextral flatfish lies with the right eye uppermost"
preferring to use right foot or hand or eye; "dextral individuals exhibit dominance of the right hand and eye"
give to a charity or good cause; "I donated blood to the Red Cross for the victims of the earthquake"; "donate money to the orphanage"; "She donates to her favorite charity every month"
a person who contributes to the fulfillment of a need or furtherance of an effort or purpose; "my invaluable assistant"; "they hired additional help to finish the work"