United States astronomer who discovered that sunspots are associated with strong magnetic fields (1868-1938)
a soldier of the American Revolution who was hanged as a spy by the British; his last words were supposed to have been `I only regret that I have but one life to give for my country' (1755-1776)
exhibiting or restored to vigorous good health; "hale and hearty"; "whole in mind and body"; "a whole person again"
marked by active interest and enthusiasm; "an avid sports fan"; "a great walker"; "an eager beaver"
(often followed by `for') ardently or excessively desirous; "avid for adventure"; "an avid ambition to succeed"; "fierce devouring affection"; "the esurient eyes of an avid curiosity"; "greedy for fame"
absolutely required and not to be used up or sacrificed
absolutely necessary; vitally necessary; "essential tools and materials"; "funds essential to the completion of the project"; "an indispensable worker"
being or relating to or containing the essence of a plant etc; "essential oil"
having or showing great strength or force or intensity; "struck a mighty blow"; "the mighty logger Paul Bunyan"; "the pen is mightier than the sword"- Bulwer-Lytton
(Southern regional intensive) very; "the baby is mighty cute"; "he's mighty tired"; "it is powerful humid"; "that boy is powerful big now"; "they have a right nice place"
characterized by forceful and energetic action or activity; "a vigorous hiker"; "gave her skirt a vigorous shake"; "a vigorous campaign"; "a vigorous foreign policy"; "vigorous opposition to the war"
strong and active physically or mentally; "a vigorous old man who spent half of his day on horseback"- W.H.Hudson
happening or arising or located within some limits or especially surface; "internal organs"; "internal mechanism of a toy"; "internal party maneuvering"
occurring within an institution or community; "intragroup squabbling within the corporation"
powerful and effective language; "his eloquence attracted a large congregation"; "fluency in spoken and written English is essential"; "his oily smoothness concealed his guilt from the police"
take the place or move into the position of; "Smith replaced Miller as CEO after Miller left"; "the computer has supplanted the slide rule"; "Mary replaced Susan as the team's captain and the highest-ranked player in the school"
ask (for something); "He applied for a leave of absence"; "She applied for college"; "apply for a job"
refer (a word or name) to a person or thing; "He applied this racial slur to me!"
apply oneself to; "Please apply yourself to your homework"
be pertinent or relevant or applicable; "The same laws apply to you!"; "This theory holds for all irrational numbers"; "The same rules go for everyone"