In this Act—
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"child", in relation to one or both of the parties to a marriage, includes an illegitimate ... child of that party or, as the case may be, of both parties;
"child of the family", in relation to the parties to a marriage, means—
(a)a child of both of those parties; and
(b)any other child, not being a child who is placed with those parties as foster parents by a local authority or voluntary organisation, who has been treated by both of those parties as a child of their family;
"the court" (except where the context otherwise requires) means the High Court or the family court;
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"education" includes training.
"maintenance calculation" has the same meaning as it has in the Child Support Act 1991 by virtue of section 54 of that Act as read with any regulations in force under that section.
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In this Act—
For the avoidance of doubt it is hereby declared that references in this Act to remarriage include references to a marriage which is by law void or voidable.
References in this Act to the formation of a civil partnership by a person include references to a civil partnership which is by law void or voidable.
Except where the contrary intention is indicated, references in this Act to any enactment include references to that enactment as amended, extended or applied by or under any subsequent enactment, including this Act.