| (Of medical procedures) not essential (8) |
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| Discriminating first off, describing a type of surgery? (8) |
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| Exerting the power of choice. That's optional (8) |
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| Civet, eel mingled in the chosen course of study (8) |
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| Unrequired class |
USA Today |
16 Jan 2023 |
| Optional |
The Times Concise |
11 Sep 2020 |
| Non-required course |
USA Today |
11 Sep 2019 |
| Non-required course |
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| European in motion to accept English court is optional |
The Telegraph Cryptic |
19 Dec 2018 |
| Non-required course |
Universal |
30 Nov 2018 |
| Course that's unforced |
Universal |
06 Sep 2018 |
| Unrequired course |
Premier Sunday |
14 Jan 2018 |
| Course that's unforced |
|
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| Non-required course |
|
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| Optional course |
Premier Sunday |
06 Aug 2017 |
| Optional course |
Eugene Sheffer |
03 Apr 2017 |
| Chosen, not compulsory |
The Times Concise |
06 Apr 2016 |
| Optional course |
Universal |
21 Oct 2015 |
| Kind of surgery |
USA Today |
24 Sep 2015 |
| Chosen course |
USA Today |
14 Sep 2015 |
| Student's option |
LA Times Daily |
12 Jun 2015 |
| Optional course |
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| Chosen course |
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| Kind of surgery |
|
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| Student's option |
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| Kind of surgery |
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| It's not required |
|
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| Course that's not required |
|
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| You don't have to take it |
|
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| Unforced course |
|
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| Nonrequired course |
|
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| Optional course |
|
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| Non-compulsory course |
|
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| Music Appreciation 101, perhaps |
|
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| Optional course |
|
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| Student's choice |
|
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| Student's choice |
|
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| Art history, to a math major |
|
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| You don't have to take it |
|
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| Optional course |
|
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| Certain course |
|
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| Enrichment course |
|
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| Public Speaking 101, e.g. |
|
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| You don't have to take it |
|
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| Wood Shop or Home Ec |
|
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| Optional course |
|
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| Optional |
|
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| Kind of office |
|
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| Optional course |
|
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| Choice on campus |
|
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| Curriculum choice |
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| Kind of public office |
|
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| Optional. |
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| Optional course. |
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