unaided
121on one's own — 1 I am all on my own: (ALL) ALONE, (all) by oneself, solitary, unaccompanied, companionless; informal by one s lonesome; Brit. informal on one s tod, on one s Jack Jones. 2 she works well on her own: UNAIDED …
122un·aid·ed — /ˌʌnˈeıdəd/ adj : without help : not aided patients who can get out of bed unaided [=unassisted] The stars are visible to the unaided eye. [=the stars can be seen without using a telescope or binoculars] …
123Angle of refraction — Refraction Re*frac tion (r?*fr?k sh?n), n. [F. r[ e]fraction.] 1. The act of refracting, or the state of being refracted. [1913 Webster] 2. The change in the direction of ray of light, heat, or the like, when it enters obliquely a medium of a… …
124Conical refraction — Refraction Re*frac tion (r?*fr?k sh?n), n. [F. r[ e]fraction.] 1. The act of refracting, or the state of being refracted. [1913 Webster] 2. The change in the direction of ray of light, heat, or the like, when it enters obliquely a medium of a… …
125declination — Refraction Re*frac tion (r?*fr?k sh?n), n. [F. r[ e]fraction.] 1. The act of refracting, or the state of being refracted. [1913 Webster] 2. The change in the direction of ray of light, heat, or the like, when it enters obliquely a medium of a… …
126Differential refraction — Refraction Re*frac tion (r?*fr?k sh?n), n. [F. r[ e]fraction.] 1. The act of refracting, or the state of being refracted. [1913 Webster] 2. The change in the direction of ray of light, heat, or the like, when it enters obliquely a medium of a… …
127Double refraction — Refraction Re*frac tion (r?*fr?k sh?n), n. [F. r[ e]fraction.] 1. The act of refracting, or the state of being refracted. [1913 Webster] 2. The change in the direction of ray of light, heat, or the like, when it enters obliquely a medium of a… …
128Half-tone — (h[aum]f t[=o]n ), a. Having, consisting of, or pertaining to, half tones; specif. (Photo engraving), pertaining to or designating plates, processes, or the pictures made by them, in which gradation of tone in the photograph is reproduced by a… …
