| sincere |
genuine, true, and unaffected. [2 definitions] |
| sincerely |
with true and honest feelings (often used as a closing in a letter). |
| sincerity |
a thorough and genuine honesty; candor; earnestness. |
| sine |
in trigonometry, the ratio, in a right triangle, of the length of a side opposite an acute angle to the length of the hypotenuse. [2 definitions] |
| sinecure |
a paid position or office that requires little or no work. [2 definitions] |
| sine die |
(Latin) having no set day or date for the next meeting or future business. |
| sine qua non |
(Latin) something necessary; indispensable item or condition. |
| sinew |
a tendon or tendons. [3 definitions] |
| sine wave |
a smooth, periodic oscillation that is the graphical representation of a sine function. |
| sinewy |
of sinew, or sinewlike; strong; tough. [2 definitions] |
| sinful |
full of or marked by sin; wicked. [2 definitions] |
| sing |
to make musical sounds with the voice. [8 definitions] |
| sing. |
abbreviation of "singular." |
| singable |
combined form of sing. |
| sing a different tune |
to change one's opinion, behavior, or the like. |
| sing-along |
(informal) a gathering of people to sing together. |
| Singapore |
an island country of Southeast Asia, south of Malaysia, or its main island. [2 definitions] |
| singe |
to burn slightly on the surface, end, or edge. [4 definitions] |
| singer |
a person who sings, esp. as an occupation or avocation. [2 definitions] |
| Singhalese |
see "Sinhalese." |
| single |
only one. [12 definitions] |