Similar words: even when, where, wheat, whether, then, whereas, wherein, by then. Meaning: [wen] 
adv.1. at what time or period? how long ago? how soon?: When are they to arrive? When did the Roman Empire exist? 2. under what circumstances? upon what occasion?: When is a letter of condolence in order? When did you ever see such a crowd? conj.3. at what time: to know when to be silent. 4. at the time or in the event that: when we were young; when the noise stops. 5. at any time; whenever: He is impatient when he is kept waiting. 6. upon or after which; and then: We had just fallen asleep when the bell rang. 7. while on the contrary; considering that; whereas: Why are you here when you should be in school? pron.8. what time: Till when is the store open? 9. which time: They left on Monday, since when we have heard nothing. n. 10. the time of anything: the when and the where of an act..
adv.1. at what time or period? how long ago? how soon?: When are they to arrive? When did the Roman Empire exist? 2. under what circumstances? upon what occasion?: When is a letter of condolence in order? When did you ever see such a crowd? conj.3. at what time: to know when to be silent. 4. at the time or in the event that: when we were young; when the noise stops. 5. at any time; whenever: He is impatient when he is kept waiting. 6. upon or after which; and then: We had just fallen asleep when the bell rang. 7. while on the contrary; considering that; whereas: Why are you here when you should be in school? pron.8. what time: Till when is the store open? 9. which time: They left on Monday, since when we have heard nothing. n. 10. the time of anything: the when and the where of an act.. 
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181. When the storm rose on the river, they had to bale out to reach the shore safely.
182. When her knock elicited no response , she opened the door and peeped in.
183. The kids all groaned when I switched off the TV.
184. Heart gets cold and love gets tired,it's inevitable when you experience love.
185. Providing homeless people with somewhere to stay when the weather is cold only skates round the problem, it doesn't solve it.
186. When I said some people are stupid, I wasn't referring to you.
187. When the bush has finished flowering, cut back all the stems.
188. When things aren't going well, he encourages me, telling me not to give up.
189. It really screwed him up when he saw his friend get killed.
190. Those days when we were together appear in my mind time after time, because they were so joyful, happy, blest, disappointing, sad and painful. I miss you ,and miss you so much. Do you know there is someone thinking of you and caring you all the time ? Your smiling eyes are just like the sparkling stars hanging on the curtain of my heart.
191. When there's no expectation, losing won't bring hurt, gaining makes you surprised.
192. There was nobody behind/on the counter when I went into the bank, and I had to wait to be served.
193. Grandma said, people died is auditory sometimes feel to the imperial power, when if you hear his beloved people cry, then he will go back, a look back on the deal days.
194. Steve was in a particularly bad mood when he got back.
195. When he climbed in the snow he always carried a silver flask of brandy for emergencies.
196. The situation when we arrived was in marked contrast to the news reports.
197. When the dog attacked me, I defended myself with a stick.
198. People say things they don't mean when they are angry. Sentencedict.com
199. You should wear something light-coloured when you're cycling at night so that you're more visible.
200. Christmas comes but once a year.But when it comes it brings good cheer.
201. Don't give up when you still have something to give, because nothing is really over until the moment you stop trying.
202. She was treated with scorn and ridicule by her colleagues when she applied for the job.
203. It was going on midnight when we left the party.
204. Be careful when you walk in this field; there are lots of rocks cropping up.
205. Blessedness is of comparative degree,you will feel it with more ease when there is something under you.
206. You know you're thought of lovingly each day throughout the year.But it's nice to mention it again when special days are here.
207. The golden rule when creating your design is: keep it simple.
208. When you are going fast enough, you'll be able to gear up.
209. The mother was in great distress when her baby became ill.
210. He doesn't have the humility to admit when he's wrong.
More similar words: even when, where, wheat, whether, then, whereas, wherein, by then, and then, hence, elsewhere, overwhelm, now and then, kitchen, wheelchair, strengthen, overwhelming, in the name of, comprehension, to the number of, comprehensive, comprehensible, phenomenon.