出会(であ)うto meet (by chance), to come across, to run across, to encounter, to happen upon, to meet (e.g. of rivers, highways, etc.), to emerge and engage (an enemy)

映画(えいが)館(かん)でバッタリ友達(ともだち)と出会(であ)う。

I unexpectedly run into a friend at the movie theater. {to meet (by chance), to come across, to run across, to encounter, to happen upon, to meet (e.g. of rivers, highways, etc.), to emerge and engage (an enemy)}

事故(じこ)に出会(であ)ったので病院(びょういん)へ行(い)きます。

I am going to the hospital because I was involved in an accident. {to meet (by chance), to come across, to run across, to encounter, to happen upon, to meet (e.g. of rivers, highways, etc.), to emerge and engage (an enemy)}

この地点(ちてん)でこの川(かわ)とあの川(かわ)が出会(であ)います。

At this point, this river and that river meet. {to meet (by chance), to come across, to run across, to encounter, to happen upon, to meet (e.g. of rivers, highways, etc.), to emerge and engage (an enemy)}

心霊(しんれい)現象(げんしょう)に出会(であ)いました。それなのに父(ちち)はとても落(お)ち着(つ)いています。

He encountered a paranormal phenomenon. Despite that, my father is very calm. {to meet (by chance), to come across, to run across, to encounter, to happen upon, to meet (e.g. of rivers, highways, etc.), to emerge and engage (an enemy)}

思春(ししゅん)期(き)にあの文学(ぶんがく)と出会(であ)った事(こと)をきっかけに作家(さっか)を志望(しぼう)するようになった。

I began to aspire to become a writer after encountering that literature during my adolescence. {to meet (by chance), to come across, to run across, to encounter, to happen upon, to meet (e.g. of rivers, highways, etc.), to emerge and engage (an enemy)}